DEBIAN-CVE-2019-20044

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Source
https://security-tracker.debian.org/tracker/CVE-2019-20044
Import Source
https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2019-20044.json
JSON Data
https://api.test.osv.dev/v1/vulns/DEBIAN-CVE-2019-20044
Upstream
Published
2020-02-24T14:15:11Z
Modified
2025-09-25T22:40:30Z
Severity
  • 7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

In Zsh before 5.8, attackers able to execute commands can regain privileges dropped by the --no-PRIVILEGED option. Zsh fails to overwrite the saved uid, so the original privileges can be restored by executing MODULE_PATH=/dir/with/module zmodload with a module that calls setuid().

References

Affected packages

Debian:11 / zsh

Package

Name
zsh
Purl
pkg:deb/debian/zsh?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.8-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:12 / zsh

Package

Name
zsh
Purl
pkg:deb/debian/zsh?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.8-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:13 / zsh

Package

Name
zsh
Purl
pkg:deb/debian/zsh?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.8-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:14 / zsh

Package

Name
zsh
Purl
pkg:deb/debian/zsh?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.8-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}